From 81ddd2dae0f8c9ed94b6fd4a0f10b7cfd2a38afe Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Sat, 25 Jan 2020 14:53:48 +0100
Subject: [PATCH] Kernel: Make sys$setsid() clear the calling process's
 controlling TTY

---
 Kernel/Process.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Kernel/Process.cpp b/Kernel/Process.cpp
index 02f470fb7f..31f580b5fd 100644
--- a/Kernel/Process.cpp
+++ b/Kernel/Process.cpp
@@ -2386,6 +2386,7 @@ pid_t Process::sys$setsid()
         return -EPERM;
     m_sid = m_pid;
     m_pgid = m_pid;
+    m_tty = nullptr;
     return m_sid;
 }